C13332313311211113313331333133313311211331333133313223313133112131   >>    C1333231331121111331333133313331331121133133313331322331313311213   <<    C13332313311211113313331333133313311211331333133313223313133112133   >>      C13332313311211113313331333133313311211331333133313223313133112132   >>